Roth 401(k) vs. Traditional 401(k) This calculator compares employee contributions to a Roth 401(k) and a traditional 401(k). You are viewing this website at a small screen resolution which doesn't support calculators. Click here to view this calculator. Have A Question About This Topic? Name Email Address Message Thank you! Oops! Related Content When Markets React When markets shift, experienced investors stick to their strategy. Your DNA Test Preparing for the unexpected can make all the difference if your family relies on your income. Do Our Biases Affect Our Financial Choices? Even the most seasoned investors have biases affecting their financial choices.